Redmi K40 mobile was launched on 25th February 2021. The phone comes with a 6.67-inch touchscreen display offering a resolution of 1080×2400 pixels and an aspect ratio of 20:9. Redmi K40 is powered by an octa-core Qualcomm Snapdragon 870 processor. It comes with 6GB, 8GB, 12GB of RAM. The Redmi K40 runs Android 11 and is powered by a 4520mAh battery. The Redmi K40 supports proprietary fast charging.
As far as the cameras are concerned, the Redmi K40 on the rear packs a triple camera setup featuring a 48-megapixel (f/1.79) primary camera; an 8-megapixel camera, and a 5-megapixel camera. The rear camera setup has autofocus. It has a single front camera setup for selfies, featuring a 20-megapixel sensor.
The Redmi K40 runs MIUI 12 is based on Android 11 and packs 128GB, 256GB of inbuilt storage. The Redmi K40 is a dual-SIM (GSM and GSM) mobile that accepts Nano-SIM and Nano-SIM cards. The Redmi K40 measures 163.70 x 76.40 x 7.80mm (height x width x thickness) and weighs 196.00 grams. It was launched in Dreamland, Glossy Black, and Icy White colours.
Connectivity options on the Redmi K40 include Wi-Fi 802.11 a/b/g/n/ac/ax, GPS, Bluetooth v5.10, NFC, Infrared, USB Type-C, 3G, 4G (with support for Band 40 used by some LTE networks in India) , and 5G. Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and in-display fingerprint sensor.
Redmi K40 Full Specifications
| Brand | Xiaomi |
| Model | Redmi K40 |
| Release date | 25th February 2021 |
| Launched in India | No |
| Form factor | Touchscreen |
| Dimensions (mm) | 163.70 x 76.40 x 7.80 |
| Weight (g) | 196.00 |
| Battery capacity (mAh) | 4520 |
| Fast charging | Proprietary |
| Colours | Dreamland, Glossy Black, Icy White |
| Screen size (inches) | 6.67 |
| Touchscreen | Yes |
| Resolution | 1080×2400 pixels |
| Aspect ratio | 20:9 |
| Processor | octa-core |
| Processor make | Qualcomm Snapdragon 870 |
| RAM | 6GB, 8GB, 12GB |
| Internal storage | 128GB, 256GB |
| Rear camera | 48-megapixel (f/1.79) + 8-megapixel + 5-megapixel |
| No. of Rear Cameras | 3 |
| Rear autofocus | Yes |
| Rear flash | Yes |
| Front camera | 20-megapixel |
| No. of Front Cameras | 1 |
| Operating system | Android 11 |
| Skin | MIUI 12 |
| Wi-Fi | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac/ax |
| GPS | Yes |
| Bluetooth | Yes, v 5.10 |
| NFC | Yes |
| Infrared | Yes |
| USB Type-C | Yes |
| Number of SIMs | 2 |
| SIM 1 | |
| SIM Type | Nano-SIM |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| 5G | Yes |
| Supports 4G in India (Band 40) | Yes |
| SIM 2 | |
| SIM Type | Nano-SIM |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| 5G | Yes |
| Supports 4G in India (Band 40) | Yes |
| In-Display Fingerprint Sensor | Yes |
| Compass/ Magnetometer | Yes |
| Proximity sensor | Yes |
| Accelerometer | Yes |
| Ambient light sensor | Yes |
| Gyroscope | Yes |
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